baber/WOPTO huggingface dataset:
Patent GB-1382422-A (GB)
Title: Methods of and apparatus for friction welding
Inventor: EDWARDS M F
IPC: B23K20/12
Filed: 1971-01-25
Abstract: 1382422 Welding by pressure GKN SANKEY Ltd 20 Jan 1972 [25 Jan 1971] 3111/71 Heading B3R In a method of and apparatus for friction welding in which the workpieces have certain reference faces which require to be accurately related to each other and to a reference axis in the welded component, accurate alignment is ensured by providing co-operating pilot parts on the workpiece supporting means which are adapted to engage at least during the forging stage of the welding process. In welding the component parts 10, 11 of a flat-base wheel the part 10 is mounted in work-supporting means 16 in coaxial relation with the axis 18 by means of hydraulic clamping devices 23, 27 which make clamping engagement with the reference faces 20, 21 and parallel faces 20a, 21a (the tyre bead being intended to bear on faces 20, 21). The workpiece 11 is located by pins 30 which engage holes 15 in the workpiece 11 and by its rear face 22a which is clampingly engaged with a face 31 of the supporting means 19 by means of fluidoperated clamping members 32. Co-operating male and female pilot parts 36, 38 connected respectively with the supporting means 16, 19 ensure correct alignment of the component parts 10, 11 during the welding operation. In an alternative embodiment (Fig. 5, not shown) the male part 36 has radially movable clamping pads (36a) which are only brought to bear upon the walls of the pilot recess 38 during the forging stage, the application of forging pressure being arranged to expand the pads (36a) by axial movement of piston-controlled cams (36b). In a further embodiment (Fig. 3, not shown) the locating pins 30 engage an annular aligning groove (41) in the other workpiece supporting means. Modifications of the mounting arrangement of the part 11 and of the location of the pilot parts are also described in connection with Figs. 2 and 4 (not shown).
Patent GB-897996-A (GB)
Title: Device for gripping piles in vibratory pile drivers
IPC: E02D13/10
Filed: 1961-01-26
Abstract: 897,996. Pile driving. SCHENCK MASCHINENFABRIK G.m.b.H., CARL, and MULLER, L. Jan. 26, 1961 [Jan. 26, 1960], No. 3130/61. Class 68(2). In a device for gripping piles that are to be driven or drawn by vibratory pile drivers having one or several pairs of gripping jaws, one gripping member 26h of each pair is rigidly fitted into a gripper holder 21 whereas the other gripping member 26a is movable by hydraulic or pneumatic means into contact with the pile 11 which is to be driven or drawn when the latter is located in the mouth 24 of the gripping device in front of the fixed gripping member 26b, and means are provided to ensure that the gripping pressure simultaneously clamps the gripper holder 21 (via a member 8 therein) to the vibrator 13 and releases same when the pressure relaxes. In one embodiment fluid operating a piston to move the member 26a to grip the pile operates a ram and cylinder to clamp the member 26a against radial play and to hold the holder 21, via member 8 against the vibrator 13. In the embodiment of Fig. 2 fluid operates to move a ram 23a and its wedge member 25 downwards thereby urging a member 26 and the gripping member 26a against the pile, while the cylinder 23 is urged upwards to push member 8 and hence the gripper holder 21 into contact with the vibrator 13. Specification 872,860 is referred to.
Patent GB-851952-A (GB)
Title: Substituted trifluoromethoxy- and trifluoromethylmercaptophenothiazines
Filed: 1958-06-03
Abstract: The invention comprises compounds having the formula : <FORM:0851952/IV(b)/1> in which Y is oxygen or sulphur.  These compounds may be obtained by heating a substituted diphenylamine with sulphur. Alternatively they may be obtained by the cyclisation of substituted diphenyl sulphides. e.g. 21-bromo-2-amino-4-trifluoromethoxydiphenyl sulphide. Examples describe the preparation of 2-trifluoromethylmercaptophenothiazine and 2-trifluoromethoxyphenothiazine.  3-bromophenyltrichloro-methyl sulphide is obtained by contacting 3-bromophenylsulphide with dry chlorine.  3-trifluoromethyl mercapto diphenyl amines are obtained by treating 3-bromophenyl trichloromethyl sulphide with SbF3 to give 3-bromophenyl trifluoromethyl sulphide which is reacted with acetanilide.  21-bromo-2-amino-4-trifluoromethoxy diphenyl sulphide is obtained by condensing 3- nitro-4-chlorophenyl trifluoromethyl ether with o-bromothiophenol to obtain 21-bromo-2-nitro-4-trifluoromethoxydiphenyl sulphide which is reduced.
Patent GB-910807-A (GB)
Title: Method of making an ozone resistant elastomeric composition
IPC: C08L9/06
Filed: 1961-01-27
Abstract: An ozone-resistant elastomer comprising (A) a vinyl chloride resin latex specified below and (B) a rubbery copolymer latex of a butadiene specified below with an acrylonitrile, an acrylate, a maleate or fumarate, or a vinyl pyridine, specified below is made by blending the latices of (A) and (B), dewatering, drying and fluxing the products between 270 DEG  and 380 DEG F.  Specified vinyl chloride resins are polyvinyl chloride or copolymers containing at least 85% vinyl chloride with vinyl esters, vinyl ethers, acrylates, maleates and fumarates, vinylidene halides, allyl esters of inorganic or carboxylic acids and allyl ethers. Butadienes specified have the formula <FORM:0910807/IV(a)/1> wherein R1, R2, R3 independently of each other are any of a hydrogen atom, a chlorine atom, an alkyl group with 1-4 carbon atoms, a methoxy or ethoxy group, a carbaloxy or acyloxy group or a cyano group where at least one is a hydrogen atom and not more than one is a cyano group.  The butadiene comprises from 55 to 80% of the copolymer and 20 to 75% of the elastomer is (A).  Acrylonitriles mentioned have the formula <FORM:0910807/IV(a)/2> wherein R4 is a hydrogen atom, a chlorine atom, an alkyl radical with 1-8 carbon atoms.  Acrylates specified are alkyl acrylates and methacrylates.  Maleates and fumarates mentioned are diethyl maleate and fumarate and diethyl chloromaleate. A separate binary copolymer (C) may be blended with (A) and (B) produced by polymerizing a butadiene (specified above) with a methyl or a dimethyl styrene such that (C) is not more than 30% by weight of (A), (B) and (C).  Dewatering the blended latices is achieved by shock-flocculation, e.g. feeding the latices into a brine solution acidified with acetic or sulphuric acid so that the pH is just below 7.  The drying and fluxing is carried out in a single operation using an extruder drier (see Group V).  The resulting product may be used to produce wire jackets, fabric coatings, cable coverings and shoe soles.
Patent GB-110691-A (GB)
Title: Improvements in Apparatus for Cleansing Cotton Waste or other Fibrous Material.
Inventor: POULSON ANDREW
IPC: C08B17/04
Filed: 1917-03-06
Abstract: 110,691. Poulson, A., and Mate, W. C. A. March 6, 1917. Circulating or passing fluids through materials. -A kier for cleansing fibrous materials, such as cotton waste for use in making explosives, contains a circulating device, consisting of an inverted vessel 2, resting on the base, and supporting a central tube 3 which carries a perforated false bottom 6 and a deflector plate 4, provided with an inturned flange 4a. To allow deposit of mud, &c. in the channel 7 surrounding the vessel 2, the liquid enters the vessel 2 by openings 8 formed in the upper surface. The openings may be formed with slightly projecting tubes. The liquid is heated by a furnace or flue or by a steam coil. The circulating devices may be of rectangular form and placed side by side in a rectangular vat. The fibrous materials may be agitated during treatment, by paddles mounted revolubly about the tube 3.
Patent GB-790725-A (GB)
Title: Power transmission
IPC: F16H33/06
Filed: 1956-02-02
Abstract: 790,725. Ratchet gearing. BENDIX AVIATION CORPORATION. Feb. 2, 1956 [April 8, 1955], No. 3342/56. Class 80 (2). In a variable speed gear multi-phased motions are transmitted to a plurality of overrunning clutches mounted on a plurality of tubular shafts, the shafts having means to allow running in one direction only and being connected to the driven element by a resilient bar passing through the hollow shaft. An input shaft 1 carries rigid therewith eccentrics 2, 3 on which are mounted connecting rods 5, 6 oscillating cranks 7, 8 connected by one-way clutches 10, 11 to a tubular shaft 12. The one-way clutches 10, 11 impart motion to the shaft 12 only in the direction of the arrow 13, reverse rotation of the shaft 12 being prevented by a further one-way clutch 17. Motion from the shaft 12 is transmitted by a torsion bar 18 to a gear 19 meshing with a gear 20 on the output shaft 21. Five further similar drive elements disposed about the input shaft are driven by connecting rods 5A-5E and transmit motion to the gear 20. In a modification, the eccentrics 2, 3 are freely mounted on eccentric portions of the shaft 1, the effective throw of eccentrics 2, 3 being controlled by linkwork from a concentric shaft within the shaft 1, the relative adjustment of the inner and outer shafts being obtained by epicyclic gearing.
Patent GB-341291-A (GB)
Title: Improved variable throw crank mechanism
IPC: F16C3/28
Filed: 1930-01-31
Abstract: 341,291. Variable-throw cranks. RHODES, C. J., Grove Iron Works, Wakefield. Jan. 31, 1930, No. 3354. [Class 80 (iii).] A variable-throw crank comprises a sleeve 4 eccentrically and revolubly mounted on a crankpin 3 to which it is keyed in the adjusted position by a round key 13 engaging a keyway in the periphery of the crankpin and a selected keyway in the bore of the sleeve. On the sleeve 4 is mounted the head of the connecting rod 7, with the interposition of a bush 6. As shown the keyway in the crankpin coincides with the axis of the crankshaft which has an axial bore through which passes the key. Adjustment is effected without dismantling by withdrawing the key by means of a knob 14 thereon, and rotating the sleeve by means of holes 11 provided therein. The key is locked against endwise movement by a spring detent 15 engaging a groove in a collar integral with the knob 14. In cases of greater throw of the crankpin the key may pass through the crank cheeks. According to the Provisional Specification, the device is applicable to a metal-cutting press.
Patent GB-557413-A (GB)
Title: Improvements in or relating to filters
IPC: B01D27/06
Filed: 1942-03-16
Abstract: 557,413. Filters. LANGLEY, T. W., and TECALEMIT, Ltd. March 16, 1942, No. 3414. [Class 46] In a filter for liquids, particularly oils, the filtering element comprises a tubular wire gauze support 11 of circular, star-shaped or other cross-section surrounded by a fine filtering medium consisting of a thin layer of felt 12 adapted to intercept particles in the liquid above a given size and a coarse filtering medium consisting of layers of muslin 13 arranged with the weave of each layer at an angle, e.g. 45 degrees, to the weave of an adjacent layer, the liquid passing through the muslin to the felt. The muslin retains a large proportion of the particles which would pass through the felt alone. The element is supported between the base 8 of the container 6 and a spring-pressed plate 9 around the outlet passage 4.
Patent GB-975771-A (GB)
Title: The antibiotic porfiromycin
Filed: 1961-01-30
Abstract: <PICT:0975771/C1/1> <PICT:0975771/C1/2> The antibiotic porfiromycin is prepared by cultivating a porfiromycin-producing strain of Streptomyces ardus especially S. ardus NRRL 2817 in an aqueous nutrient medium containing a source of carbon and nitrogen under aerobic preferably submerged aerobic conditions until substantial porfiromycin activity is imparted to said medium.  Cultivation may be carried out at 18-40 DEG C. for 2-10 days.  The antibiotic is isolated by extracting the culture filtrate with a water-immiscible organic solvent e.g. ethyl acetate. The antibiotic may be purified by (a) countercurrent distribution with water and ethyl acetate (1:1) (b) adsorption on to alumina or carbon and elution.  The antibiotic Porfiromycin is effective in inhibiting the growth of gram negative and gram positive bacteria and when isolated in the pure form is characterized by (a) forming dark purple crystals melting at 201-201.5 DEG C. (b) empirical formula C16H20N4O5 (c) a paper strip mobility as shown in Fig. 2. (d) an I.R. spectrum as shown in Fig. I (e) elemental analysis C=55.44 H=6.00 N=15.98 O=23.06 (f) [a ]25D=275 DEG \sB55 (C=0.01% methanol) and [a ]25430= +2525 DEG \sB50 (C=0.02% methanol) (g) U.V. maxima at 217, 248, 364 +575mm  and (h) being soluble in water, water-immiscible polar organic solvents + water-miscible organic solvents and relatively insoluble in diethyl ether, toluene and cyclohexane. The antibiotic may be added to the feed and drinking water of animals and fish as a prophylactic.ALSO:Porfiromycin (see Division C2) is fed to animals and birds e.g in their feed or drinking water to promote the growth thereof.ALSO:Aqueous solutions of porfiromycin (see Division C2) are used to disinfect instruments, rooms, clothes, paper and fabric by washing.
Patent GB-1446727-A (GB)
Title: Aliphatically substituted aryl-chalcogeno-hydrcarbon derivat ives
IPC: C07C323/52
Filed: 1973-10-30
Abstract: 1446727 Aryl - chalcogeno - hydrocarbons CIBA-GEIGY AG 30 Oct 1973 [1 Nov 1972 18 Sept 1973] 03510/76 Divided out of 1446726 Heading C2C Novel compounds I (in which R 1  is an aliphatic tri- or tetra-cyclic hydrocarbon radical, e.g. adamantyl; Ph is a substituted or unsubstituted phenylene radical; X is O, S, SO or SO 2 ; alk is an alkylene or alkenylene radical and W is OH or carboxylic acyl) and salts thereof are prepared by reaction of R 1 -Ph-X<SP>1</SP> (in which X<SP>1</SP> is OH or SH) with Z-alk-CH 2 -W (in which Z represents reactive esterified OH) or by reduction of (in which Z 3  is a free or functionally modified COOH group), followed, where necessary, by conventional modifications of the various substituents in the resulting product. Pharmaceutical compositions useful as inhibitors of histamine liberation comprise a compound I together with a suitable excipient.
Patent GB-825043-A (GB)
Title: Improvements in or relating to valve devices for controlling liquid flow
IPC: F16K31/26
Filed: 1955-02-07
Abstract: 825,043. Float-actuated valves. OSBORNE, G. H. Feb. 1, 1956 [Feb. 7, 1955], No. 3562/55. Class 135. A portable float-actuated control device for cutting off the liquid supply to a tank when a desired level in the tank is reached, comprises a chamber 1 mounted on the tank side by a clip 28 adjustable with respect to a perforated bar 25 to adjust the liquid level in the tank. The chamber is provided with an inlet 5 controlled by a loose-ball valve 7 and an outlet 2 and houses a float 17 operatively connected by levers 12, 10 with the valve 7. When the tank is empty and the float 17 depressed by its knob 22 a roller 14 carried by the lever 12 rides upwardly on the valve body 3 against a spring 21 to move the lever 10 away from the valve body to load a spring 19. The roller takes up a position past dead-centre in which a pad 11 is held away from the valve 7 and liquid supplied through a flexible hose enters the chamber. On the float being raised by the rising level of liquid in the tank the roller 14 moves downwardly past dead-centre and the spring 19 snaps the valve closed. A stop bolt 22a carried by the lever 10 limits the down position of the float and a damper plate 23 carried by the float resists the upward movement of the float to slow down the closing of the valve. A further float having a specific gravity equal to that of the liquid may be fitted on an extension of the lever 12 to move the lever clockwise when the float is unsupported by the liquid to open the valve.
Patent GB-1149327-A (GB)
Title: Wire take-off device
Inventor: KOVALESKI JOSEPH JOHN
IPC: B21C47/20
Filed: 1968-01-23
Abstract: 1,149,327. Creels. J. J. KOVALESKI and G. L. BAUR. 23 Jan., 1968, No. 3572/68. Heading D1J. As the wire 20 is drawn off from the fixed supply 18 it passes over and rotates wheel 32, the wheel 32 revolving relatively to a plurality of stationary tines 54 that project beyond the periphery 50 of the wheel 32. The tines 54 flex to permit the wire 20 to move past them whilst the wire is drawn off, but provide sufficient resistance to prevent looseness or kinking of the wire 20 if the draw off speed is reduced or batted.
Patent GB-555161-A (GB)
Title: Improvements in or relating to releasably locking sliding control mechanism
IPC: B60N2/08
Filed: 1942-03-20
Abstract: 555,161. Fastenings. BUTCHER, E. A. A., and ARENS CONTROLS, Ltd. March 20, 1942, No. 3726. [Class 44] [Also in Group XXIV] A slipper 5 movable along a rectangular channel-shaped guide 1 by a stirrup - shaped handle 2 is adapted to be locked to or released from said guide by movement of the handle in a direction at right-angles to the movement of the slipper. Bosses 7 extending from the slipper are bored to receive pins 8 secured at one end to the handle and formed at their other end with D-shaped cams 10 adapted to act upon plungers 16 The back face of the slipper is formed with oppositelyinclined tapered slots 13 which houses balls or rollers 14 normally urged into locking position by springs 15. If. however, the handle 2 be turned to press the plungers 16 inwardly, bevelled ends of these plungers act upon the balls or rollers to push them out of their locking positions to enable the slipper to be moved, after which the handle is moved to release the plungers and the springs urge the balls &c. again into locking position. The slipper may be connected with a member to be moved, e.g. by a rod or cable. In modifications (1) the plungers are inclined so as to approach one another at their inner ends and their outer ends are bevelled, (2) spring-loaded pins serve to hold the handle in any of its positions, and (3) the handle is in the form of a lever, a shape particularly suited for use with motor car seats. Other applications are to windows, shutters &c.
Patent GB-265773-A (GB)
Title: Means for containing and connecting electric batteries
IPC: H01M50/517
Filed: 1926-02-10
Abstract: 265,773. Yoward, H. A. Feb. 10, 1926. Cases.-Boxes for electric batteries such as radio high-tension batteries are provided with a lid or closure 5, Figs. 1 and 4, carrying on its lower side contact blades 7 bearing directly upon and bridging the terminals 2, 3 of adjacent battery units 1, contacts 8 on the upper side of the lid being connected to the blades 7 and cooperating with a sliding contact 9 on a guide-bar- 10 to vary the number of units in circuit. The units 1 may be lamp batteries or accumulators and may be connected in series, parallel or series-parallel. The blades 7 may be held by longitudinally aligned rivets the heads of which form the contacts 8 and may be of T- shape extending alternately towards opposite sides of the box with the inner ends connected to the contacts 8 and with cross-pieces bridging contacts of adjacent units 1, being alternately reversed in position and connected in series by the blades 7. One terminal 12 of the battery bears on one terminal 3 of the end unit. 1 and the other battery terminal 11 is connected to the bar 10 by a strip 13. The contact 9 comprises a perforated bent spring and the bar 10 is of square or other, non-circular cross-section and is mounted in brackets at its ends or has its ends bent down and secured to the lid 5. The bar 10 may carry several insulated contacts for use with different valves. The box 4 may be of wood and the lid 5 of ebonite, fibre or wood may be hinged or removable or secured by screws. The units may be in more than one row in the box, each row having a sliding contact, the rows being conected in series or used independently.
Patent GB-524740-A (GB)
Title: Improvements in and relating to tobacco stemming machines
IPC: A24B5/06
Filed: 1939-02-06
Abstract: 524,740. Tobacco stemming machines. MARKLEY, S. C. Feb. 6, 1939, No. 3819. [Class 130] For cleaning the stripper carding of a stemming machine the carding is supported on bars each partly surrounded by a channelshaped member through which carding pins or teeth project movement being imparted to the members at intervals to remove clinging fragments from the carding. As shown in Figs. 1, 6 and 7 applied to a machine as described in Specification 383,021, carding 2 is secured by flanges 3 to bars 1 carried by endless-chains 6 and is enclosed on three sides by a channel-shaped member 10. A spring 13 the ends of which project through slots 14 in the member, ensures that the carding teeth 12 normally project through slots 11 in the upper surface of the member 10. As the bars pass around driving shafts 15 cams 16 force the members 10 outwardly over the teeth and tobacco scraps are removed by cleaning rolls 17. To prevent endwise movement between the bar 1 and the member 10, the latter is provided with slots 20 engaging screws 4 on the bar 1. A modified construction is described in which the carding and cleaning device is applied to the rotary apparatus of Specification 16841/09, [Class 130].
Patent GB-1371102-A (GB)
Title: Production of containers
IPC: B29C45/14
Filed: 1972-01-26
Abstract: 1371102 Sheet forming AIRFIX INDUSTRIES Ltd 26 Jan 1972 [3 Feb 1971] 3820/71 Heading B5A Containers are formed by feeding foil blanks F down feed channels 7 so that they can be formed by male and female -mould members 1 and 4, before the seams of the container and joined by injecting material through an inlet 15 and channels 14. The channels 7 are formed in a stripper plate 2.
Patent GB-924552-A (GB)
Title: Improvements in or relating to interior door panels for motor vehicles and to the method of making same
Inventor: BENTLEY REGINALD ERNEST
IPC: B60J5/04
Filed: 1959-02-04
Abstract: 924,552. Laminates and laminating. FISHER & LUDLOW Ltd. Feb. 3, 1960 [Feb. 4, 1959], No. 3873/59. Class 140. [Also in Groups XIV and XXXII] A motor vehicle door panel comprises a shaped stiffener 12 of hardboard, freed by a correspondingly shaped synthetic plastic foam padding 13, between sheets 11, 14 of synthetic plastic (e.g. polyvinyl chloride) welded together around the priphery of the stiffener and padding. The welding is effected by a high-frequency press having electrodes 15, 16, which are brought together with the panel parts therebetween, to produce a tear-seal weld whereafter surplus plastic sheeting can be torn away from the fabricated panel. If desired, one or more weld lines may be formed across the panel, during the peripheral welding operation, as described with reference to Fig. 2 (not shown). In this case the stiffener may be treated locally or totally with an emulsion of twelve grams net weight per square foot of a urea-formaldehyde resin or a phenolic resin adhesive, or alternatively with a glue film applied in sheet form. Similarly the padding 13 may be made from polyester foam, polyvinyl chloride foam, cellulose acetate foam or polyurethane foam or it may be treated, e.g. with solution of phenolic resin adhesive.
Patent GB-1016131-A (GB)
Title: Improvements relating to rotary machines for printing or coating fabrics or other sheet materials
IPC: B41F15/38
Filed: 1961-02-02
Abstract: 1,016,131. Fabric coating apparatus. A. J. C. De O. BARROS. Jan. 29, 1962 [Feb. 2, 1962], No. 3933/61. Heading D1L. [Also in Division B6] Distortion or bowing of a hollow stencil cylinder used for coating fabrics etc. and having a stencilling shell (not shown) mounted on end plates 1, 2, is prevented by a roller 3 which is rotatably mounted within the cylinder to contact the inner shell surface thereof and is backed by three support rollers 6 engaging the surface of the roller 3 along a line which id diametrically opposite to the line of contact between the roller 3 and the cylinder. Each roller 6 is mounted in bearings 7 on a stubshaft 8 which is adjustably mounted through setscrews 10. In a rotary printing machine in which each side of a material is printed on by cylinders (not shown) enclosing respective rollers 12,13, Fig. 2, each roller 12, 13 is backed by support rollers 14. The support rollers 3 or 14 may be arranged in single row axial alignment as shown or in two spaced parallel rows, the rollers then being grouped in pairs one from each row.